Psychrometers

Common technical data psychrometers

Handheld and stationary psychrometer, Stationary psychrometer for high temperatures, Accessories psychrometer

 

Callable humidity values
Dry temperature, relative humidity, dew point, mixture ratio, humid temperature,
partial vapour pressure, enthalpy.
Humidity measuring circuit
Measuring range: 10 to 100% r.H. (0 to 100% r.H. total range)
Sensor: psychrometric
Accuracy: ±1% r.H. at nominal conditions
Reproducability: < 1% r.H. at nominal conditions
Nominal conditions: 25°C ± 3°C/1013 mbar
Temperature measuring circuit
Sensor: Pt100 or NTC type N
Accuracy: Pt100: IEC 751, class B, 1/3 DIN
NTC Typ N:  0 to 70°C: ±0,1°C
70 to 90°C: ±0,6°C
Reproducability:  0,1°C

 

Handheld and stationary psychrometer

FN A846

 Handheld psychrometer for control measurements with portable instruments,
2 temperature sensors NTC type N, supply 9 V DC, current consumption approx. 10 mA
10 to 100 % r.H./ 0 to +80 °C
weight approx. 300 g, Ø 50 mm,
length 245 mm,
ALMEMO®-cable 1,5 m

fna846e.GIF (1022 bytes)

FN A846-5

 Psychrometer in table version for longterm measurements,
water reservoir 450 ml, 2 temperature sensors NTC type N, supply 12 V DC, current consumption approx. 110 mA
10 to 100 % r.H./ 0 to +60 °C
weight approx. 1400 g,
dimensions: L140 x W69 x H255 mm
Option: Turn-off motor for WBGT-measurement
(ON A846-WB)
Globe-thermometer on demand

fna8465e.GIF (7149 bytes)

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Stationary psychrometer for high temperatures

FP A836-2 Psychrometer in table version for temperatures up to 90°C,
2 temperature sensors Pt100,
supply 9 V DC, current consumption approx. 20 mA
Application range: 10 to 100% r.H./ 0 to +90°C .
Version: weight approx. 500 g,
dimensions: L140 x W70 x H275 mm,
housing of oxydized aluminium,
Teflon connecting cable 2m.

Fpa8362e.GIF (5241 bytes)
FN A846-2 Psychrometer in table version for temperatures up to 90°C
2 temperature sensors NTC type N,
supply 9 V DC, current consumption approx. 20 mA.
Application range: 10 to 100% r.H./ 0 to +90°C.
Version: weight approx. 500 g,
dimensions: L140 x W70 x H275 mm,
Housing of oxydized aluminium,
Teflon connecting cable 2m.

Fpa8462e.GIF (5010 bytes)

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Order No. Description
For: FN A846, FN A846-5

FD A612 MA

 measuring module for atmospheric pressure
For: FN A846, FN A846-2, FP A836-2
ZB 9846 ED spare wicks (2 pieces)
ZB 9060 VK2 extension cable, length 2 m
ZB 9060 VK4 extension cable, length 4 m
ZB 9846 VR extension tube, length 200 mm
ZB 9846 VPS plastic suction hose, length 300 mm
ZB 9846 AF small tripod for putting the sensor upright
Only for FN A846-5
ZB 9446 ED spare wicks (2 pieces)
ZB 9446 F5 spare filters (2 pieces)

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